CVE-2018-5166 Information

Description

WebExtensions can use request redirection and a \filterReponseData\ filter to bypass host permission settings to redirect network traffic and access content from a host for which they do not have explicit user permission. This vulnerability affects Firefox 60.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Reference

http://www.securityfocus.com/bid/104139 http://www.securitytracker.com/id/1040896 https://bugzilla.mozilla.org/show_bug.cgi?id=1437325 https://usn.ubuntu.com/3645-1/ https://www.mozilla.org/security/advisories/mfsa2018-11/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

7.5